IT1285023B1 - Procedimento per la realizzazione di laser con regione di guida rastremata. - Google Patents

Procedimento per la realizzazione di laser con regione di guida rastremata.

Info

Publication number
IT1285023B1
IT1285023B1 IT96TO000219A ITTO960219A IT1285023B1 IT 1285023 B1 IT1285023 B1 IT 1285023B1 IT 96TO000219 A IT96TO000219 A IT 96TO000219A IT TO960219 A ITTO960219 A IT TO960219A IT 1285023 B1 IT1285023 B1 IT 1285023B1
Authority
IT
Italy
Prior art keywords
lasers
creation
procedure
guide region
tapered guide
Prior art date
Application number
IT96TO000219A
Other languages
English (en)
Inventor
Ruiyu Fang
Original Assignee
Cselt Centro Studi Lab Telecom
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Priority to IT96TO000219A priority Critical patent/IT1285023B1/it
Publication of ITTO960219A0 publication Critical patent/ITTO960219A0/it
Priority to DE69713076T priority patent/DE69713076T2/de
Priority to JP9534006A priority patent/JPH10512105A/ja
Priority to CA002249398A priority patent/CA2249398C/en
Priority to PCT/EP1997/001385 priority patent/WO1997036353A1/en
Priority to EP97915395A priority patent/EP0888653B1/en
Publication of ITTO960219A1 publication Critical patent/ITTO960219A1/it
Application granted granted Critical
Publication of IT1285023B1 publication Critical patent/IT1285023B1/it

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/1228—Tapered waveguides, e.g. integrated spot-size transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B2006/12083—Constructional arrangements
    • G02B2006/12121—Laser
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B2006/12166—Manufacturing methods
    • G02B2006/12195—Tapering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/1028—Coupling to elements in the cavity, e.g. coupling to waveguides adjacent the active region, e.g. forward coupled [DFC] structures
    • H01S5/1032—Coupling to elements comprising an optical axis that is not aligned with the optical axis of the active region
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/1053—Comprising an active region having a varying composition or cross-section in a specific direction
    • H01S5/1064—Comprising an active region having a varying composition or cross-section in a specific direction varying width along the optical axis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Semiconductor Lasers (AREA)
  • Laser Surgery Devices (AREA)
IT96TO000219A 1996-03-22 1996-03-22 Procedimento per la realizzazione di laser con regione di guida rastremata. IT1285023B1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT96TO000219A IT1285023B1 (it) 1996-03-22 1996-03-22 Procedimento per la realizzazione di laser con regione di guida rastremata.
DE69713076T DE69713076T2 (de) 1996-03-22 1997-03-19 Herstellungsverfahren für laser mit spitzzulaufender wellenleiterregion
JP9534006A JPH10512105A (ja) 1996-03-22 1997-03-19 テーパーガイド領域を有するレーザーの製造方法
CA002249398A CA2249398C (en) 1996-03-22 1997-03-19 Method for the manufacture of lasers with tapered guide region
PCT/EP1997/001385 WO1997036353A1 (en) 1996-03-22 1997-03-19 Method for the manufacture of lasers with tapered guide region
EP97915395A EP0888653B1 (en) 1996-03-22 1997-03-19 Method for the manufacture of lasers with tapered guide region

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96TO000219A IT1285023B1 (it) 1996-03-22 1996-03-22 Procedimento per la realizzazione di laser con regione di guida rastremata.

Publications (3)

Publication Number Publication Date
ITTO960219A0 ITTO960219A0 (it) 1996-03-22
ITTO960219A1 ITTO960219A1 (it) 1997-09-22
IT1285023B1 true IT1285023B1 (it) 1998-06-03

Family

ID=11414452

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96TO000219A IT1285023B1 (it) 1996-03-22 1996-03-22 Procedimento per la realizzazione di laser con regione di guida rastremata.

Country Status (6)

Country Link
EP (1) EP0888653B1 (it)
JP (1) JPH10512105A (it)
CA (1) CA2249398C (it)
DE (1) DE69713076T2 (it)
IT (1) IT1285023B1 (it)
WO (1) WO1997036353A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2344899B (en) * 1999-05-29 2000-11-22 Bookham Technology Ltd Production of an integrated optical device
GB2370884A (en) * 2000-11-09 2002-07-10 Kamelian Ltd Optical waveguide
JP2011180166A (ja) * 2010-02-26 2011-09-15 National Institute Of Advanced Industrial Science & Technology シリコン細線光導波路の作製方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69316552T2 (de) * 1992-11-26 1998-06-04 Nederland Ptt Herstellungsmethode für scharfe faseroptische Verzweigungen in integrierten optischen Komponenten
NL9400266A (nl) * 1994-02-22 1995-10-02 Nederland Ptt Werkwijze en bijbehorend paar van maskerpatronen voor het onder toepassing van dubbele maskering vervaardigen van geintegreerde optische golfgeleiderstructuren.

Also Published As

Publication number Publication date
CA2249398C (en) 2001-06-12
EP0888653B1 (en) 2002-06-05
ITTO960219A0 (it) 1996-03-22
EP0888653A1 (en) 1999-01-07
JPH10512105A (ja) 1998-11-17
WO1997036353A1 (en) 1997-10-02
DE69713076D1 (de) 2002-07-11
ITTO960219A1 (it) 1997-09-22
DE69713076T2 (de) 2002-10-31
CA2249398A1 (en) 1997-10-02

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Legal Events

Date Code Title Description
0001 Granted